Home / 272,019.36-375,403.92-152,795.04

Finding the Fourth Proportional to 272,019.36, 375,403.92 and 152,795.04

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Solution

The fourth proportional to 272,019.36, 375,403.92 and 152,795.04 is: 210,866.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,019.36 : 375,403.92 = 152,795.04 : x
  2. Step 2: Convert to fraction form
    272,019.36/375,403.92 = 152,795.04/x
  3. Step 3: Cross multiply
    272,019.36x = 375,403.92 × 152,795.04
  4. Step 4: Simplify right side
    272,019.36x = 57,359,856,972.56
  5. Step 5: Solve for x
    x = 57,359,856,972.56/272,019.36
  6. Step 6: Final answer
    x = 210,866.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.